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Unfold a part with LS-Prepost 4.5.20 +

By Jeanne He

qhe@formingsimulation.com

May, 2018

Forming Simulation Technology LLC

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LS-Pepost Main Screen Interface

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LS-Prepost Mouse Button Operation

Ctrl

LMB MMB RMB

Rotation Translation Zoom

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Open an IGES file:

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Note: step file is more reliable4

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Input Blank Surfaces Iges file

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Check off/on layers

Turn Layers Off/On

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Mesh the Surfaces

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Control + Q if the right side icon MFPre is missingView mesh toggle button

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Checking Normal (optional)

Make sure normal are consistently pointing one side( not color change side is the positive normal direction)

Negative normal side shows different color

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Blank Size/One-Step Development

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Define Part/Material/Thickness

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Select a material model 37 or 24 only

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Select Three Reference Nodes

Three reference nodes will define the unfold plane, the first nodes is a lock point.

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Submit the Job

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Results

Flattened Part

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Output Boundary Lines

Boundary Lines of theunfolded Part

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Formability Results

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Thickness Contour Map

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Thank You!!!

Please feel free to check out more training videos and Tooltips at

www.formingsimulation.com